1859 Cumengeite, Boleite, Amelia Mine, Santa Rosalia (El Boleo), Boleo District, Mun. de Mulege, Baja California Sur (BC Sur), Mexico September 22, 2019 Pendleton Mexico North and Central Americas Six crystals/clusters, including a star formed by cumengite crystals epitaxially overgrown on boleite.
Australasia Australia Tasmania 3481 Cumengeite, Penguin Silver Mine, Penguin, Tasmania October 3, 2019
Carolina North and Central Americas United States 4486 Rockbridgeite, Strunzite, Mangangordonite, Foote Mine, Kings Mountain, Cleveland Co., North Carolina, USA October 5, 2019
North and Central Americas Pennsylvania United States 1396 Strontianite, Calcite, Meckley Quarry, Mandata, Pennsylvania, USA September 22, 2019
